<html>
  <head>
    <style>
      html,body {
        width: 380px;
      }
      div {
        background-color: #eee;
        margin: 4px;
        padding: 6px;
        font-size: 16px;
      }
      div:hover, div.active {
        background-color: aliceblue;
      }
    </style>
  </head>
  <body>
    <h1>Video Speed Up</h1>
    <div>1</div>
    <div>2</div>
    <div>3</div>
    <div>4</div>
    <div>5</div>
    <div>6</div>
    <div>7</div>
    <div>8</div>
    <div>9</div>
    <div>10</div>
    <div>11</div>
    <div>12</div>
    <script src="scripts/popup.js"></script>
  </body>
</html>